// 通过引用参数进行的传引用调用
#include <iostream>
using namespace std;

void GiveMe3Floats(float& a, float& b, float& c);

int main() {
    float a, b, c;
    GiveMe3Floats(a, b, c);

    cout << "程序GiveMe3Floats使用指针的情况。\n";
    cout << "3个浮点数的值分别是: "
            << a << ", "
            << b << ", "
            << c << "\n";
}

void GiveMe3Floats(float& a, float& b, float& c) {
    a = 6.7f;
    b = 8.1f;
    c = 33.7f;
}